"This really helps for stress, overwhelmed feeling, to allow one to thing more rationally. Also, it helps at bedtime to allow me to sleep better."...(read full reviews)

Source Naturals Theanine Serene -- 60 Tablets (2 reviews) product details

Overall Rating:

"I bought this for my kids, but they said it tasted to nasty to swallow! So I used it - fell right asleep and stayed asleep for a good 6 hours. Took it during the day, and noticed I was calmer, but not"...(read full reviews)

Thompson L-Theanine -- 200 mg - 30 Vegetarian Capsules (1 review) product details

Overall Rating:

"I suffer from anxiety, I hate to drive or go anywhere. This stuff really helps me to have a normal life. I am able to drive and go places again. The price is great and it really helps! I will be"...(read full reviews)

Source Naturals L-Theanine -- 200 mg - 30 Tablets (1 review) product details

Overall Rating:

"I use this product instead of other formulations of Suntheanine which are too strong! Suntheanine winds me up instead of calming me down. Though not Suntheanine, this formula is strong, so I cut it"...(read full reviews)

Source Naturals L-Theanine -- 200 mg - 60 Capsules (1 review) product details

Overall Rating:

"I was surprised when I found that L-theanine truly helped me to relax, expecially at bedtime. Thank you for providing this great product. Ellen S."...(read full reviews)

FoodScience of Vermont L-Theanine -- 200 mg - 60 Vegetarian Capsules (1 review) product details

Overall Rating:

"I really like having the choice of using a vegetarian - plant based capsule. This product is great for helping me feel relaxed yet alert without feeling drugged or groggy. I use it on an as"...(read full reviews)

Source Naturals L-Theanine -- 200 mg - 60 Tablets (22 reviews) product details

Overall Rating:

"This is helpful for calming my anxiety and "nerves". I take it at night with GABA and B-6."...(read full reviews)

Source Naturals Theanine Serene -- 120 Tablets (17 reviews) product details

Overall Rating:

"This is a terrific product.. I hardly review any products, but this one deserves praise! I take this for mood swings intermittently and find it extremely effective -- 2 tabs and I am great. Better"...(read full reviews)

Enzymatic Therapy L-Theanine -- 60 UltraCaps™ (6 reviews) product details

Overall Rating:

"The hardest part of my day is after work....picking up the grandkids from daycare and school. I have three....with all the talking, crying, screaming the drive home was maddening. And then if I had to"...(read full reviews)

Jarrow Formulas Theanine 200 -- 200 mg - 60 Capsules (4 reviews) product details

Overall Rating:

"I've had sleeping problems for the past couple years. This product was recommended to me, and I have to say it's been extremely helpful with calming my mind when middle of the night sleep anxieties"...(read full reviews)

Natrol Theanine -- 60 Tablets (1 review) product details

Overall Rating:

"really does help to make you relax. Works even better with 5htp."...(read full reviews)